=over

=item IO::Handle->format_formfeed(EXPR)

=item $FORMAT_FORMFEED

=item $^L
X<$^L> X<$FORMAT_FORMFEED>

What formats output as a form feed.  The default is C<\f>.

You cannot call C<format_formfeed()> on a handle, only as a static
method.  See L<IO::Handle|IO::Handle>.

=back